package com.zxb.common.utlis;

import java.util.HashMap;
import java.util.Map;

/**
 * 返回数据
 */
public class R extends HashMap<String,Object> {

    private static final long serialVersionUID = 1L;

    public R(){
        put("code",0);
        put("msg","success");
    }

    public static R error(){
        return error(500,"未知异常，请联系管理员");
    }

    public static R error(String msg){
        return error(500,msg);
    }

    public static R error(int code,String msg){
        R r = new R();
        r.put("code",code);
        r.put("msg",msg);
        return r;
    }

    public static R ok(Map<String,Object> map){
        R r = new R();
        r.putAll(map);
        return r;
    }

    public static R ok(){
        return new R();
    }

    public R put(String key, Object value) {
        super.put(key, value);
        return this;
    }

}
